| Class Number |
Class Name |
Patents |
| 434/1 |
Detection or range determination of distant object by apparatus using sensor of electromagnetic or sound energy |
24 |
| 434/106 |
Astrology |
26 |
| 434/107 |
Business or economics |
66 |
| 434/11 |
Organized armed or unarmed conflict or shooting |
141 |
| 434/111 |
Celestial navigation |
10 |
| 434/112 |
Communication aids for the handicapped |
200 |
| 434/118 |
Computer logic, operation, or programming instruction |
410 |
| 434/126 |
Fluid flow or wave motion |
34 |
| 434/127 |
Food |
80 |
| 434/128 |
Game, board or table type |
89 |
| 434/130 |
Geography |
31 |
| 434/154 |
History or genealogy |
23 |
| 434/155 |
Identification of person or handwriting analysis |
30 |
| 434/156 |
Language |
236 |
| 434/186 |
Magnetic or gyro compass |
4 |
| 434/187 |
Measurement of length or volume |
15 |
| 434/188 |
Mathematics |
126 |
| 434/217 |
Meteorology |
6 |
| 434/218 |
Nuclear energy or radioactive radiation detection or simulation |
43 |
| 434/219 |
Occupation |
221 |
| 434/235 |
Parliamentary procedure |
4 |
| 434/236 |
Psychology |
400 |
| 434/239 |
Radio navigation |
7 |
| 434/245 |
Religion |
31 |
| 434/247 |
Physical education |
364 |
| 434/262 |
Anatomy, physiology, therapeutic treatment, or surgery relating to human being |
390 |
| 434/276 |
Science |
49 |
| 434/28 |
Aircraft wind drift simulation |
5 |
| 434/29 |
Vehicle operator instruction or testing |
163 |
| 434/304 |
Telling time or calendar reading |
67 |
| 434/305 |
Vehicle movement or traffic accident or condition |
17 |
| 434/306 |
Voting machine or ballot marking |
7 |
| 434/307R |
Cathode ray screen display and audio means |
434 |
| 434/308 |
Audio recording and visual means |
214 |
| 434/319 |
Audio recording |
90 |
| 434/322 |
Question or problem eliciting response |
457 |
| 434/365 |
Means for demonstrating apparatus, product, or surface configuration, or for displaying education material or student's work |
307 |
| 434/432 |
Desk, table, or study booth |
29 |
| 434/433 |
Miscellaneous |
68 |
| 434/72 |
Architecture, interior decoration, or industrial plant layout |
62 |
| 434/81 |
Visual art or craft, artistic adornment, or color training or demonstration |
125 |
